Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 1 | /* |
| 2 | * linux/drivers/net/ehea/ehea.h |
| 3 | * |
| 4 | * eHEA ethernet device driver for IBM eServer System p |
| 5 | * |
| 6 | * (C) Copyright IBM Corp. 2006 |
| 7 | * |
| 8 | * Authors: |
| 9 | * Christoph Raisch <raisch@de.ibm.com> |
| 10 | * Jan-Bernd Themann <themann@de.ibm.com> |
| 11 | * Thomas Klein <tklein@de.ibm.com> |
| 12 | * |
| 13 | * |
| 14 | * This program is free software; you can redistribute it and/or modify |
| 15 | * it under the terms of the GNU General Public License as published by |
| 16 | * the Free Software Foundation; either version 2, or (at your option) |
| 17 | * any later version. |
| 18 | * |
| 19 | * This program is distributed in the hope that it will be useful, |
| 20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 22 | * GNU General Public License for more details. |
| 23 | * |
| 24 | * You should have received a copy of the GNU General Public License |
| 25 | * along with this program; if not, write to the Free Software |
| 26 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 27 | */ |
| 28 | |
| 29 | #ifndef __EHEA_H__ |
| 30 | #define __EHEA_H__ |
| 31 | |
| 32 | #include <linux/module.h> |
| 33 | #include <linux/ethtool.h> |
| 34 | #include <linux/vmalloc.h> |
| 35 | #include <linux/if_vlan.h> |
Jan-Bernd Themann | d4dc4ec | 2007-09-25 16:16:34 -0700 | [diff] [blame] | 36 | #include <linux/inet_lro.h> |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 37 | |
| 38 | #include <asm/ibmebus.h> |
| 39 | #include <asm/abs_addr.h> |
| 40 | #include <asm/io.h> |
| 41 | |
| 42 | #define DRV_NAME "ehea" |
Hannes Hering | c5916cf | 2008-11-05 13:18:21 +0100 | [diff] [blame] | 43 | #define DRV_VERSION "EHEA_0096" |
Jan-Bernd Themann | 4c3ca4d | 2007-07-05 09:26:25 +0200 | [diff] [blame] | 44 | |
Thomas Klein | 44c8215 | 2007-07-11 16:32:00 +0200 | [diff] [blame] | 45 | /* eHEA capability flags */ |
Jan-Bernd Themann | 4c3ca4d | 2007-07-05 09:26:25 +0200 | [diff] [blame] | 46 | #define DLPAR_PORT_ADD_REM 1 |
Thomas Klein | 44c8215 | 2007-07-11 16:32:00 +0200 | [diff] [blame] | 47 | #define DLPAR_MEM_ADD 2 |
| 48 | #define DLPAR_MEM_REM 4 |
Hannes Hering | b514f6b6 | 2008-09-05 16:38:22 +0200 | [diff] [blame] | 49 | #define EHEA_CAPABILITIES (DLPAR_PORT_ADD_REM | DLPAR_MEM_ADD | DLPAR_MEM_REM) |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 50 | |
| 51 | #define EHEA_MSG_DEFAULT (NETIF_MSG_LINK | NETIF_MSG_TIMER \ |
| 52 | | NETIF_MSG_RX_ERR | NETIF_MSG_TX_ERR) |
| 53 | |
| 54 | #define EHEA_MAX_ENTRIES_RQ1 32767 |
| 55 | #define EHEA_MAX_ENTRIES_RQ2 16383 |
| 56 | #define EHEA_MAX_ENTRIES_RQ3 16383 |
| 57 | #define EHEA_MAX_ENTRIES_SQ 32767 |
| 58 | #define EHEA_MIN_ENTRIES_QP 127 |
| 59 | |
Jan-Bernd Themann | bff0a55 | 2006-10-05 16:53:14 +0200 | [diff] [blame] | 60 | #define EHEA_SMALL_QUEUES |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 61 | #define EHEA_NUM_TX_QP 1 |
Jan-Bernd Themann | d4dc4ec | 2007-09-25 16:16:34 -0700 | [diff] [blame] | 62 | #define EHEA_LRO_MAX_AGGR 64 |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 63 | |
| 64 | #ifdef EHEA_SMALL_QUEUES |
| 65 | #define EHEA_MAX_CQE_COUNT 1023 |
| 66 | #define EHEA_DEF_ENTRIES_SQ 1023 |
| 67 | #define EHEA_DEF_ENTRIES_RQ1 4095 |
| 68 | #define EHEA_DEF_ENTRIES_RQ2 1023 |
| 69 | #define EHEA_DEF_ENTRIES_RQ3 1023 |
| 70 | #else |
Jan-Bernd Themann | bff0a55 | 2006-10-05 16:53:14 +0200 | [diff] [blame] | 71 | #define EHEA_MAX_CQE_COUNT 4080 |
| 72 | #define EHEA_DEF_ENTRIES_SQ 4080 |
| 73 | #define EHEA_DEF_ENTRIES_RQ1 8160 |
| 74 | #define EHEA_DEF_ENTRIES_RQ2 2040 |
| 75 | #define EHEA_DEF_ENTRIES_RQ3 2040 |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 76 | #endif |
| 77 | |
| 78 | #define EHEA_MAX_ENTRIES_EQ 20 |
| 79 | |
| 80 | #define EHEA_SG_SQ 2 |
| 81 | #define EHEA_SG_RQ1 1 |
| 82 | #define EHEA_SG_RQ2 0 |
| 83 | #define EHEA_SG_RQ3 0 |
| 84 | |
| 85 | #define EHEA_MAX_PACKET_SIZE 9022 /* for jumbo frames */ |
| 86 | #define EHEA_RQ2_PKT_SIZE 1522 |
| 87 | #define EHEA_L_PKT_SIZE 256 /* low latency */ |
| 88 | |
Jan-Bernd Themann | d4dc4ec | 2007-09-25 16:16:34 -0700 | [diff] [blame] | 89 | #define MAX_LRO_DESCRIPTORS 8 |
| 90 | |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 91 | /* Send completion signaling */ |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 92 | |
| 93 | /* Protection Domain Identifier */ |
| 94 | #define EHEA_PD_ID 0xaabcdeff |
| 95 | |
| 96 | #define EHEA_RQ2_THRESHOLD 1 |
| 97 | #define EHEA_RQ3_THRESHOLD 9 /* use RQ3 threshold of 1522 bytes */ |
| 98 | |
| 99 | #define EHEA_SPEED_10G 10000 |
| 100 | #define EHEA_SPEED_1G 1000 |
| 101 | #define EHEA_SPEED_100M 100 |
| 102 | #define EHEA_SPEED_10M 10 |
| 103 | #define EHEA_SPEED_AUTONEG 0 |
| 104 | |
| 105 | /* Broadcast/Multicast registration types */ |
| 106 | #define EHEA_BCMC_SCOPE_ALL 0x08 |
| 107 | #define EHEA_BCMC_SCOPE_SINGLE 0x00 |
| 108 | #define EHEA_BCMC_MULTICAST 0x04 |
| 109 | #define EHEA_BCMC_BROADCAST 0x00 |
| 110 | #define EHEA_BCMC_UNTAGGED 0x02 |
| 111 | #define EHEA_BCMC_TAGGED 0x00 |
| 112 | #define EHEA_BCMC_VLANID_ALL 0x01 |
| 113 | #define EHEA_BCMC_VLANID_SINGLE 0x00 |
| 114 | |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 115 | #define EHEA_CACHE_LINE 128 |
| 116 | |
| 117 | /* Memory Regions */ |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 118 | #define EHEA_MR_ACC_CTRL 0x00800000 |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 119 | |
Thomas Klein | 44c8215 | 2007-07-11 16:32:00 +0200 | [diff] [blame] | 120 | #define EHEA_BUSMAP_START 0x8000000000000000ULL |
Hannes Hering | 48cfb14 | 2008-05-07 14:43:36 +0200 | [diff] [blame] | 121 | #define EHEA_INVAL_ADDR 0xFFFFFFFFFFFFFFFFULL |
| 122 | #define EHEA_DIR_INDEX_SHIFT 13 /* 8k Entries in 64k block */ |
| 123 | #define EHEA_TOP_INDEX_SHIFT (EHEA_DIR_INDEX_SHIFT * 2) |
| 124 | #define EHEA_MAP_ENTRIES (1 << EHEA_DIR_INDEX_SHIFT) |
| 125 | #define EHEA_MAP_SIZE (0x10000) /* currently fixed map size */ |
| 126 | #define EHEA_INDEX_MASK (EHEA_MAP_ENTRIES - 1) |
| 127 | |
Thomas Klein | 44c8215 | 2007-07-11 16:32:00 +0200 | [diff] [blame] | 128 | |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 129 | #define EHEA_WATCH_DOG_TIMEOUT 10*HZ |
| 130 | |
| 131 | /* utility functions */ |
| 132 | |
| 133 | #define ehea_info(fmt, args...) \ |
| 134 | printk(KERN_INFO DRV_NAME ": " fmt "\n", ## args) |
| 135 | |
| 136 | #define ehea_error(fmt, args...) \ |
| 137 | printk(KERN_ERR DRV_NAME ": Error in %s: " fmt "\n", __func__, ## args) |
| 138 | |
| 139 | #ifdef DEBUG |
| 140 | #define ehea_debug(fmt, args...) \ |
| 141 | printk(KERN_DEBUG DRV_NAME ": " fmt, ## args) |
| 142 | #else |
| 143 | #define ehea_debug(fmt, args...) do {} while (0) |
| 144 | #endif |
| 145 | |
| 146 | void ehea_dump(void *adr, int len, char *msg); |
| 147 | |
| 148 | #define EHEA_BMASK(pos, length) (((pos) << 16) + (length)) |
| 149 | |
| 150 | #define EHEA_BMASK_IBM(from, to) (((63 - to) << 16) + ((to) - (from) + 1)) |
| 151 | |
| 152 | #define EHEA_BMASK_SHIFTPOS(mask) (((mask) >> 16) & 0xffff) |
| 153 | |
| 154 | #define EHEA_BMASK_MASK(mask) \ |
| 155 | (0xffffffffffffffffULL >> ((64 - (mask)) & 0xffff)) |
| 156 | |
| 157 | #define EHEA_BMASK_SET(mask, value) \ |
Jan-Bernd Themann | d1d25aa | 2007-07-02 13:00:46 +0200 | [diff] [blame] | 158 | ((EHEA_BMASK_MASK(mask) & ((u64)(value))) << EHEA_BMASK_SHIFTPOS(mask)) |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 159 | |
| 160 | #define EHEA_BMASK_GET(mask, value) \ |
Jan-Bernd Themann | d1d25aa | 2007-07-02 13:00:46 +0200 | [diff] [blame] | 161 | (EHEA_BMASK_MASK(mask) & (((u64)(value)) >> EHEA_BMASK_SHIFTPOS(mask))) |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 162 | |
| 163 | /* |
| 164 | * Generic ehea page |
| 165 | */ |
| 166 | struct ehea_page { |
| 167 | u8 entries[PAGE_SIZE]; |
| 168 | }; |
| 169 | |
| 170 | /* |
| 171 | * Generic queue in linux kernel virtual memory |
| 172 | */ |
| 173 | struct hw_queue { |
| 174 | u64 current_q_offset; /* current queue entry */ |
| 175 | struct ehea_page **queue_pages; /* array of pages belonging to queue */ |
| 176 | u32 qe_size; /* queue entry size */ |
| 177 | u32 queue_length; /* queue length allocated in bytes */ |
| 178 | u32 pagesize; |
| 179 | u32 toggle_state; /* toggle flag - per page */ |
| 180 | u32 reserved; /* 64 bit alignment */ |
| 181 | }; |
| 182 | |
| 183 | /* |
| 184 | * For pSeries this is a 64bit memory address where |
| 185 | * I/O memory is mapped into CPU address space |
| 186 | */ |
| 187 | struct h_epa { |
| 188 | void __iomem *addr; |
| 189 | }; |
| 190 | |
| 191 | struct h_epa_user { |
| 192 | u64 addr; |
| 193 | }; |
| 194 | |
| 195 | struct h_epas { |
| 196 | struct h_epa kernel; /* kernel space accessible resource, |
| 197 | set to 0 if unused */ |
| 198 | struct h_epa_user user; /* user space accessible resource |
| 199 | set to 0 if unused */ |
| 200 | }; |
| 201 | |
Hannes Hering | 48cfb14 | 2008-05-07 14:43:36 +0200 | [diff] [blame] | 202 | /* |
| 203 | * Memory map data structures |
| 204 | */ |
| 205 | struct ehea_dir_bmap |
| 206 | { |
| 207 | u64 ent[EHEA_MAP_ENTRIES]; |
| 208 | }; |
| 209 | struct ehea_top_bmap |
| 210 | { |
| 211 | struct ehea_dir_bmap *dir[EHEA_MAP_ENTRIES]; |
| 212 | }; |
| 213 | struct ehea_bmap |
| 214 | { |
| 215 | struct ehea_top_bmap *top[EHEA_MAP_ENTRIES]; |
Thomas Klein | 44c8215 | 2007-07-11 16:32:00 +0200 | [diff] [blame] | 216 | }; |
| 217 | |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 218 | struct ehea_qp; |
| 219 | struct ehea_cq; |
| 220 | struct ehea_eq; |
| 221 | struct ehea_port; |
| 222 | struct ehea_av; |
| 223 | |
| 224 | /* |
| 225 | * Queue attributes passed to ehea_create_qp() |
| 226 | */ |
| 227 | struct ehea_qp_init_attr { |
Jan-Bernd Themann | d1d25aa | 2007-07-02 13:00:46 +0200 | [diff] [blame] | 228 | /* input parameter */ |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 229 | u32 qp_token; /* queue token */ |
| 230 | u8 low_lat_rq1; |
| 231 | u8 signalingtype; /* cqe generation flag */ |
| 232 | u8 rq_count; /* num of receive queues */ |
| 233 | u8 eqe_gen; /* eqe generation flag */ |
| 234 | u16 max_nr_send_wqes; /* max number of send wqes */ |
| 235 | u16 max_nr_rwqes_rq1; /* max number of receive wqes */ |
| 236 | u16 max_nr_rwqes_rq2; |
| 237 | u16 max_nr_rwqes_rq3; |
| 238 | u8 wqe_size_enc_sq; |
| 239 | u8 wqe_size_enc_rq1; |
| 240 | u8 wqe_size_enc_rq2; |
| 241 | u8 wqe_size_enc_rq3; |
| 242 | u8 swqe_imm_data_len; /* immediate data length for swqes */ |
| 243 | u16 port_nr; |
| 244 | u16 rq2_threshold; |
| 245 | u16 rq3_threshold; |
| 246 | u64 send_cq_handle; |
| 247 | u64 recv_cq_handle; |
| 248 | u64 aff_eq_handle; |
| 249 | |
Jan-Bernd Themann | d1d25aa | 2007-07-02 13:00:46 +0200 | [diff] [blame] | 250 | /* output parameter */ |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 251 | u32 qp_nr; |
| 252 | u16 act_nr_send_wqes; |
| 253 | u16 act_nr_rwqes_rq1; |
| 254 | u16 act_nr_rwqes_rq2; |
| 255 | u16 act_nr_rwqes_rq3; |
| 256 | u8 act_wqe_size_enc_sq; |
| 257 | u8 act_wqe_size_enc_rq1; |
| 258 | u8 act_wqe_size_enc_rq2; |
| 259 | u8 act_wqe_size_enc_rq3; |
| 260 | u32 nr_sq_pages; |
| 261 | u32 nr_rq1_pages; |
| 262 | u32 nr_rq2_pages; |
| 263 | u32 nr_rq3_pages; |
| 264 | u32 liobn_sq; |
| 265 | u32 liobn_rq1; |
| 266 | u32 liobn_rq2; |
| 267 | u32 liobn_rq3; |
| 268 | }; |
| 269 | |
| 270 | /* |
| 271 | * Event Queue attributes, passed as paramter |
| 272 | */ |
| 273 | struct ehea_eq_attr { |
| 274 | u32 type; |
| 275 | u32 max_nr_of_eqes; |
| 276 | u8 eqe_gen; /* generate eqe flag */ |
| 277 | u64 eq_handle; |
| 278 | u32 act_nr_of_eqes; |
| 279 | u32 nr_pages; |
| 280 | u32 ist1; /* Interrupt service token */ |
| 281 | u32 ist2; |
| 282 | u32 ist3; |
| 283 | u32 ist4; |
| 284 | }; |
| 285 | |
| 286 | |
| 287 | /* |
| 288 | * Event Queue |
| 289 | */ |
| 290 | struct ehea_eq { |
| 291 | struct ehea_adapter *adapter; |
| 292 | struct hw_queue hw_queue; |
| 293 | u64 fw_handle; |
| 294 | struct h_epas epas; |
| 295 | spinlock_t spinlock; |
| 296 | struct ehea_eq_attr attr; |
| 297 | }; |
| 298 | |
| 299 | /* |
| 300 | * HEA Queues |
| 301 | */ |
| 302 | struct ehea_qp { |
| 303 | struct ehea_adapter *adapter; |
| 304 | u64 fw_handle; /* QP handle for firmware calls */ |
| 305 | struct hw_queue hw_squeue; |
| 306 | struct hw_queue hw_rqueue1; |
| 307 | struct hw_queue hw_rqueue2; |
| 308 | struct hw_queue hw_rqueue3; |
| 309 | struct h_epas epas; |
| 310 | struct ehea_qp_init_attr init_attr; |
| 311 | }; |
| 312 | |
| 313 | /* |
| 314 | * Completion Queue attributes |
| 315 | */ |
| 316 | struct ehea_cq_attr { |
Jan-Bernd Themann | d1d25aa | 2007-07-02 13:00:46 +0200 | [diff] [blame] | 317 | /* input parameter */ |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 318 | u32 max_nr_of_cqes; |
| 319 | u32 cq_token; |
| 320 | u64 eq_handle; |
| 321 | |
Jan-Bernd Themann | d1d25aa | 2007-07-02 13:00:46 +0200 | [diff] [blame] | 322 | /* output parameter */ |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 323 | u32 act_nr_of_cqes; |
| 324 | u32 nr_pages; |
| 325 | }; |
| 326 | |
| 327 | /* |
| 328 | * Completion Queue |
| 329 | */ |
| 330 | struct ehea_cq { |
| 331 | struct ehea_adapter *adapter; |
| 332 | u64 fw_handle; |
| 333 | struct hw_queue hw_queue; |
| 334 | struct h_epas epas; |
| 335 | struct ehea_cq_attr attr; |
| 336 | }; |
| 337 | |
| 338 | /* |
| 339 | * Memory Region |
| 340 | */ |
| 341 | struct ehea_mr { |
Jan-Bernd Themann | e542aa6 | 2007-03-22 17:50:24 +0100 | [diff] [blame] | 342 | struct ehea_adapter *adapter; |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 343 | u64 handle; |
| 344 | u64 vaddr; |
| 345 | u32 lkey; |
| 346 | }; |
| 347 | |
| 348 | /* |
| 349 | * Port state information |
| 350 | */ |
Jan-Bernd Themann | acbddb5 | 2007-03-23 17:18:53 +0100 | [diff] [blame] | 351 | struct port_stats { |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 352 | int poll_receive_errors; |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 353 | int queue_stopped; |
Jan-Bernd Themann | acbddb5 | 2007-03-23 17:18:53 +0100 | [diff] [blame] | 354 | int err_tcp_cksum; |
| 355 | int err_ip_cksum; |
| 356 | int err_frame_crc; |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 357 | }; |
| 358 | |
| 359 | #define EHEA_IRQ_NAME_SIZE 20 |
| 360 | |
| 361 | /* |
| 362 | * Queue SKB Array |
| 363 | */ |
| 364 | struct ehea_q_skb_arr { |
| 365 | struct sk_buff **arr; /* skb array for queue */ |
| 366 | int len; /* array length */ |
| 367 | int index; /* array index */ |
| 368 | int os_skbs; /* rq2/rq3 only: outstanding skbs */ |
| 369 | }; |
| 370 | |
| 371 | /* |
| 372 | * Port resources |
| 373 | */ |
| 374 | struct ehea_port_res { |
Stephen Hemminger | bea3348 | 2007-10-03 16:41:36 -0700 | [diff] [blame] | 375 | struct napi_struct napi; |
Jan-Bernd Themann | acbddb5 | 2007-03-23 17:18:53 +0100 | [diff] [blame] | 376 | struct port_stats p_stats; |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 377 | struct ehea_mr send_mr; /* send memory region */ |
| 378 | struct ehea_mr recv_mr; /* receive memory region */ |
| 379 | spinlock_t xmit_lock; |
| 380 | struct ehea_port *port; |
| 381 | char int_recv_name[EHEA_IRQ_NAME_SIZE]; |
| 382 | char int_send_name[EHEA_IRQ_NAME_SIZE]; |
| 383 | struct ehea_qp *qp; |
| 384 | struct ehea_cq *send_cq; |
| 385 | struct ehea_cq *recv_cq; |
Jan-Bernd Themann | 18604c5 | 2007-02-28 18:34:10 +0100 | [diff] [blame] | 386 | struct ehea_eq *eq; |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 387 | struct ehea_q_skb_arr rq1_skba; |
| 388 | struct ehea_q_skb_arr rq2_skba; |
| 389 | struct ehea_q_skb_arr rq3_skba; |
| 390 | struct ehea_q_skb_arr sq_skba; |
Thomas Klein | 44fb312 | 2008-04-04 15:04:53 +0200 | [diff] [blame] | 391 | int sq_skba_size; |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 392 | spinlock_t netif_queue; |
| 393 | int queue_stopped; |
| 394 | int swqe_refill_th; |
| 395 | atomic_t swqe_avail; |
| 396 | int swqe_ll_count; |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 397 | u32 swqe_id_counter; |
| 398 | u64 tx_packets; |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 399 | u64 rx_packets; |
| 400 | u32 poll_counter; |
Jan-Bernd Themann | d4dc4ec | 2007-09-25 16:16:34 -0700 | [diff] [blame] | 401 | struct net_lro_mgr lro_mgr; |
| 402 | struct net_lro_desc lro_desc[MAX_LRO_DESCRIPTORS]; |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 403 | }; |
| 404 | |
| 405 | |
Jan-Bernd Themann | 1acf231 | 2007-02-28 18:34:02 +0100 | [diff] [blame] | 406 | #define EHEA_MAX_PORTS 16 |
Thomas Klein | 21eee2d | 2008-02-13 16:18:33 +0100 | [diff] [blame] | 407 | |
| 408 | #define EHEA_NUM_PORTRES_FW_HANDLES 6 /* QP handle, SendCQ handle, |
| 409 | RecvCQ handle, EQ handle, |
| 410 | SendMR handle, RecvMR handle */ |
| 411 | #define EHEA_NUM_PORT_FW_HANDLES 1 /* EQ handle */ |
| 412 | #define EHEA_NUM_ADAPTER_FW_HANDLES 2 /* MR handle, NEQ handle */ |
| 413 | |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 414 | struct ehea_adapter { |
| 415 | u64 handle; |
Joachim Fenkes | 6b08f3a | 2007-09-26 19:45:51 +1000 | [diff] [blame] | 416 | struct of_device *ofdev; |
Jan-Bernd Themann | 1acf231 | 2007-02-28 18:34:02 +0100 | [diff] [blame] | 417 | struct ehea_port *port[EHEA_MAX_PORTS]; |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 418 | struct ehea_eq *neq; /* notification event queue */ |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 419 | struct tasklet_struct neq_tasklet; |
| 420 | struct ehea_mr mr; |
| 421 | u32 pd; /* protection domain */ |
| 422 | u64 max_mc_mac; /* max number of multicast mac addresses */ |
Thomas Klein | 44c8215 | 2007-07-11 16:32:00 +0200 | [diff] [blame] | 423 | int active_ports; |
| 424 | struct list_head list; |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 425 | }; |
| 426 | |
| 427 | |
| 428 | struct ehea_mc_list { |
| 429 | struct list_head list; |
| 430 | u64 macaddr; |
| 431 | }; |
| 432 | |
Thomas Klein | 21eee2d | 2008-02-13 16:18:33 +0100 | [diff] [blame] | 433 | /* kdump support */ |
| 434 | struct ehea_fw_handle_entry { |
| 435 | u64 adh; /* Adapter Handle */ |
| 436 | u64 fwh; /* Firmware Handle */ |
| 437 | }; |
| 438 | |
| 439 | struct ehea_fw_handle_array { |
| 440 | struct ehea_fw_handle_entry *arr; |
| 441 | int num_entries; |
Daniel Walker | 9f71a56 | 2008-03-28 14:41:26 -0700 | [diff] [blame] | 442 | struct mutex lock; |
Thomas Klein | 21eee2d | 2008-02-13 16:18:33 +0100 | [diff] [blame] | 443 | }; |
| 444 | |
| 445 | struct ehea_bcmc_reg_entry { |
| 446 | u64 adh; /* Adapter Handle */ |
| 447 | u32 port_id; /* Logical Port Id */ |
| 448 | u8 reg_type; /* Registration Type */ |
| 449 | u64 macaddr; |
| 450 | }; |
| 451 | |
| 452 | struct ehea_bcmc_reg_array { |
| 453 | struct ehea_bcmc_reg_entry *arr; |
| 454 | int num_entries; |
Jan-Bernd Themann | 5c2cec1 | 2008-07-03 15:18:45 +0100 | [diff] [blame] | 455 | spinlock_t lock; |
Thomas Klein | 21eee2d | 2008-02-13 16:18:33 +0100 | [diff] [blame] | 456 | }; |
| 457 | |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 458 | #define EHEA_PORT_UP 1 |
| 459 | #define EHEA_PORT_DOWN 0 |
Jan-Bernd Themann | 8759cf7 | 2007-09-07 12:30:17 +0200 | [diff] [blame] | 460 | #define EHEA_PHY_LINK_UP 1 |
| 461 | #define EHEA_PHY_LINK_DOWN 0 |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 462 | #define EHEA_MAX_PORT_RES 16 |
| 463 | struct ehea_port { |
| 464 | struct ehea_adapter *adapter; /* adapter that owns this port */ |
| 465 | struct net_device *netdev; |
| 466 | struct net_device_stats stats; |
| 467 | struct ehea_port_res port_res[EHEA_MAX_PORT_RES]; |
Jan-Bernd Themann | 1acf231 | 2007-02-28 18:34:02 +0100 | [diff] [blame] | 468 | struct of_device ofdev; /* Open Firmware Device */ |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 469 | struct ehea_mc_list *mc_list; /* Multicast MAC addresses */ |
| 470 | struct vlan_group *vgrp; |
| 471 | struct ehea_eq *qp_eq; |
| 472 | struct work_struct reset_task; |
Daniel Walker | a5af6ad | 2008-03-28 14:41:28 -0700 | [diff] [blame] | 473 | struct mutex port_lock; |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 474 | char int_aff_name[EHEA_IRQ_NAME_SIZE]; |
| 475 | int allmulti; /* Indicates IFF_ALLMULTI state */ |
| 476 | int promisc; /* Indicates IFF_PROMISC state */ |
Jan-Bernd Themann | 18604c5 | 2007-02-28 18:34:10 +0100 | [diff] [blame] | 477 | int num_tx_qps; |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 478 | int num_add_tx_qps; |
Jan-Bernd Themann | 18604c5 | 2007-02-28 18:34:10 +0100 | [diff] [blame] | 479 | int num_mcs; |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 480 | int resets; |
Stephen Rothwell | 48e4cc7 | 2009-01-05 16:06:02 -0800 | [diff] [blame^] | 481 | unsigned long flags; |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 482 | u64 mac_addr; |
| 483 | u32 logical_port_id; |
| 484 | u32 port_speed; |
| 485 | u32 msg_enable; |
| 486 | u32 sig_comp_iv; |
| 487 | u32 state; |
Jan-Bernd Themann | d4dc4ec | 2007-09-25 16:16:34 -0700 | [diff] [blame] | 488 | u32 lro_max_aggr; |
Jan-Bernd Themann | 8759cf7 | 2007-09-07 12:30:17 +0200 | [diff] [blame] | 489 | u8 phy_link; |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 490 | u8 full_duplex; |
| 491 | u8 autoneg; |
| 492 | u8 num_def_qps; |
| 493 | }; |
| 494 | |
| 495 | struct port_res_cfg { |
| 496 | int max_entries_rcq; |
| 497 | int max_entries_scq; |
| 498 | int max_entries_sq; |
| 499 | int max_entries_rq1; |
| 500 | int max_entries_rq2; |
| 501 | int max_entries_rq3; |
| 502 | }; |
| 503 | |
Thomas Klein | 44c8215 | 2007-07-11 16:32:00 +0200 | [diff] [blame] | 504 | enum ehea_flag_bits { |
Jan-Bernd Themann | 2f69ae0 | 2008-07-03 15:18:51 +0100 | [diff] [blame] | 505 | __EHEA_STOP_XFER, |
| 506 | __EHEA_DISABLE_PORT_RESET |
Thomas Klein | 44c8215 | 2007-07-11 16:32:00 +0200 | [diff] [blame] | 507 | }; |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 508 | |
| 509 | void ehea_set_ethtool_ops(struct net_device *netdev); |
| 510 | int ehea_sense_port_attr(struct ehea_port *port); |
| 511 | int ehea_set_portspeed(struct ehea_port *port, u32 port_speed); |
| 512 | |
Doug Maxey | c6fa0b0 | 2008-01-31 20:20:47 -0600 | [diff] [blame] | 513 | extern struct work_struct ehea_rereg_mr_task; |
| 514 | |
Jan-Bernd Themann | 7a29108 | 2006-09-13 17:44:31 +0200 | [diff] [blame] | 515 | #endif /* __EHEA_H__ */ |